220223450452 has 24 divisors (see below), whose sum is σ = 389468217600. Its totient is φ = 108949630176.

The previous prime is 220223450449. The next prime is 220223450471. The reversal of 220223450452 is 254054322022.

220223450452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37768 + ... + 664735.

It is an arithmetic number, because the mean of its divisors is an integer number (16227842400).

Almost surely, 2^220223450452 is an apocalyptic number.

It is an amenable number.

220223450452 is a deficient number, since it is larger than the sum of its proper divisors (169244767148).

220223450452 is a wasteful number, since it uses less digits than its factorization.

220223450452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703335 (or 703333 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 220223450452 its reverse (254054322022), we get a palindrome (474277772474).

The spelling of 220223450452 in words is "two hundred twenty billion, two hundred twenty-three million, four hundred fifty thousand, four hundred fifty-two".